Across
- 2. All the non-living things in an environment
- 7. All the biotic and abiotic features of an environment
- 9. Any close relationship between different species
- 10. Study of interactions between organisms
- 11. Each level on the energy pyramid
- 13. Symbiotic relationship where both species benefit from the relationship
- 14. Shows the direction that energy flows
- 15. Shows how all organisms interact within the ecosystem
Down
- 1. Returns nutrients to the soil by consuming wastes and dead organisms
- 3. Symbiotic relationship where one species benefits and the other isn't harmed or benefited
- 4. Largest number of species an ecosystem can support over time
- 5. Anything that can limit the size of a population, including living and non-living features
- 6. Eats producers or plants only
- 8. All the living things in an environment
- 12. Eats both producers and consumers